The encrypting with the software of abylonsoft is not an one-way. The free READER-Version verify, decrypt and unpack SME files. At this time the following file extensions are supported (Symmetrical Encrypted: CR2 / Asymmetrical Encrypted: CRP, PK7, P7M, VSP7, ASC, TBE / Signed: P7M, VSP7, TBS, SGN / Digital Envelope Files: SME). The functions are offered simply by the right mouse button of the File Explorer.